Home/CVE/Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.
CVE

CVE-2020-8203

Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.

Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.

HIGH · CVSS 7.4 EPSS 0.02546
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
CWE-770Allocation of Resources Without Limits or Throttling
▤

Affected Products & Versions

21
lodash< 4.17.20
oracle banking corporate lending process managementall versions
oracle banking credit facilities process managementall versions
oracle banking extensibility workbenchall versions
oracle banking liquidity managementall versions
oracle banking supply chain financeall versions
oracle banking trade finance process managementall versions
oracle banking virtual account managementall versions
▤

Affected Packages

8
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
RubyGems lodash-rails HIGH fixed in 4.17.19
npm lodash HIGH fixed in 4.17.19
npm lodash-es HIGH fixed in 4.17.20
npm lodash.pick HIGH
npm lodash.set HIGH
npm lodash.setwith HIGH
npm lodash.update HIGH
npm lodash.updatewith HIGH
⚠

Public Exploits & PoCs

1
pochackerone.com · 712065hackerone.com
▣

Scoring & Timeline

7.4
HIGH · CVSS v3.1 · support@hackerone.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Jul 2020 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
⚑

Vendor Advisories

7
rhsaRHSA-2021:3917Moderate
rhsaRHSA-2020:3807Moderate
rhsaRHSA-2020:4298Low
rhsaRHSA-2020:3369Moderate
rhsaRHSA-2020:5611Moderate
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/lodash/lodash/issues/4874Issue TrackingVendor Advisory
https://security.netapp.com/advisory/ntap-20200724-0006/Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.htmlPatchThird Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.htmlPatchThird Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlPatchThird Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.htmlPatchThird Party Advisory
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